Home made outside temperature measure based on ATmega 328p and DS18S20

This is the first prototype of outside package 🙂

2014-01-26 13.55.16

I don’t know what neighbours are thinking

2014-01-26 14.00.03

My display solution supports 30 external node in one network. One of them is outside at the moment and on is in room. So now I can measure inside temperature and outside temperature.

2014-01-26 14.22.57